Browser Flasher

Heltec V2.0 Meshtastic

Flash Meshtastic onto a Heltec WiFi LoRa 32 V2.0 directly from your browser with a guided, one-page installer.

Use Chrome or Edge on desktop with a data-capable USB cable. This flasher uses a fixed 115200 baud rate for reliability.

Baud Rate Reset Strategy

Erase the entire flash before writing

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FirmwareMeshtastic for Heltec V2.0

Binaryfactory image at offset 0x0

Filemeshtastic-heltec-v2_0-2.7.23.0cab43f.factory.bin

Baud rate115200 fixed for reliability

Flash Log Not connected

Ready.

Tips:

If the board is stubborn, hold the boot button while clicking Connect Board or while flashing starts.
This page is for Heltec V2.0 only. Do not use it for V2.1 unless you build a separate V2.1 firmware image.
If the browser never offers a serial port, try a different USB cable or a different USB port.